And then we'll talk about how you can build something to replace a complicated small part in the body like that.

然后我们再讨论工程师们如何构建,能够取代体内如此精细小巧器官的东西

耶鲁公开课 - 生物医学工程探索课程节选

I think that part is fine, but behind that you need something to replace what was there When you have peace then you need to bring in stablity that means economic stability as well as security stability You need the police. You need the government. You need the economy.

我认为计划本身是好的，但还需要一些东西来填充以为以前的空缺,和平了，你就需要稳定，经济稳定，安全局势的稳定等,我们需要警察，需要政府，经济也要发展。

普林斯顿公开课 - 国际座谈会课程节选